Global Patent Index - EP 4008770 A4

EP 4008770 A4 20230816 - SCAFFOLD MATERIAL FOR CELL CULTURE AND CELL CULTURE CONTAINER

Title (en)

SCAFFOLD MATERIAL FOR CELL CULTURE AND CELL CULTURE CONTAINER

Title (de)

GERÜSTMATERIAL FÜR ZELLKULTUREN UND ZELLKULTURBEHÄLTER

Title (fr)

MATÉRIAU D'ÉCHAFAUDAGE POUR CULTURE CELLULAIRE ET RÉCIPIENT DE CULTURE CELLULAIRE

Publication

EP 4008770 A4 20230816 (EN)

Application

EP 20850118 A 20200731

Priority

  • JP 2019143062 A 20190802
  • JP 2020029452 W 20200731

Abstract (en)

[origin: EP4008770A1] Provided is a cell culture scaffold capable of allowing cell masses to be formed easily and efficiently. A cell culture scaffold according to the present invention includes a substrate; and a protrusion formed by patterning in a pattern of a dot or a line on the substrate, wherein the protrusion contains a synthetic resin, the synthetic resin contains at least a polyvinyl alcohol derivative or a poly(meth)acrylic resin, the protrusion has cell adhesion, and a portion of the protrusion located at the protrusion center position in plan view has an average height of 10 nm or more and 10 µm or less.

IPC 8 full level

C12M 3/00 (2006.01); C12M 1/00 (2006.01)

CPC (source: CN EP US)

C12M 23/12 (2013.01 - CN); C12M 23/20 (2013.01 - EP); C12M 25/14 (2013.01 - EP US)

Citation (search report)

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DOCDB simple family (publication)

EP 4008770 A1 20220608; EP 4008770 A4 20230816; CN 113924356 A 20220111; JP 7563980 B2 20241008; JP WO2021024943 A1 20210211; US 2022235307 A1 20220728; WO 2021024943 A1 20210211

DOCDB simple family (application)

EP 20850118 A 20200731; CN 202080041233 A 20200731; JP 2020029452 W 20200731; JP 2020548840 A 20200731; US 202017612451 A 20200731